Instinctively, your hand moves towards the spinning coin, unconscious computations of mass, gravity, inertia, wind resistance and vectorized movement allowing you to catch it with ease. Grandpa crumples helplessly onto the floor and...

Shatters. Into millions of shards that look exactly like the shards of a jawbreaker that has been hit with a hammer.

You watch, dumbstruck, as the shards flow through the grating into the drainage ditch below. The noise is indescribable.

Finally, silence. You look around. No-one has noticed what's happened.

Lift the grating.           (new)

Pour the rest of your drink into the drain, flushing away the shards.           (new)